






from string import ascii_lowercase, ascii_uppercase

def   __lowercase       (			snake_case			):







				"""simple docstring"""






				if not sentence:
								return ""
				__magic_name__		:str   =   dict(zip(snake_case,	snake_case			)			)
				return lower_to_upper.get(sentence[0],	sentence[0]			) + sentence[1:]


if __name__ == "__main__":
					from doctest import testmod

					testmod()












'''simple docstring'''







import socket







def 						_A      ( ):






   '''simple docstring'''







   A__       =     socket.socket(socket.AF_INET      ,socket.SOCK_STREAM						)
   A__       =     socket.gethostname()
   A__       =     12312

   sock.connect((host, port)						)
   sock.send(B'Hello server!'						)

   with open('Received_file'      ,'wb'						) as out_file:
      print('File opened'						)
      print('Receiving data...'						)
      while True:
         A__       =     sock.recv(1024						)
         if not data:
            break
         out_file.write(UpperCAmelCase						)

   print('Successfully received the file'						)
   sock.close()
   print('Connection closed'						)


if __name__ == "__main__":
    main()


